/**
 * 描述：除0错误
 */
public class demo {
    public int div(int a, int b) {
        if (b > 0) {
            int d = a / b;
        } else {
            int c = a / 0;
        }

        if (a > b) {
            div(100, 0);
        }
        return 0;
    }
}
